Riddles

sorry guys i didn't post riddles for 2 to 3 days as I was out of station 

so here are some riddles for you:

1. What building has the most stories?

2.Which is heavier: a ton of bricks or a ton of feathers?

3. A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?

4. What would you find in the middle of Toronto?

Pls don't google and pls don't write in comments contact me for answers

wat if u no de answers?

don't know

if dont know the answer contact me i will explain and tell the answers and if you know and contact me i will tell that it is correct or not